![]() For example, on some systems, you can right click your desktop and select the software associated with your additional display adapter. If your system has more than one display adapter, also called a graphics card, you can try switching your system’s default display adapter. Typical ports are HDMI, VGA, DVI, and DisplayPort. If your system has more than one video output port, try plugging your external monitor into one of the other video output ports. If those didn’t work, here are more possibilities: This can help to isolate whether the issue is with the monitor or the primary system Try using the external monitor with a different system. If the new one works, you know the previous cable was faulty. Try changing the cable connecting the external monitor. Make sure the cable connecting your PC to your external monitor is secure. Connected docks, dongles, adapters and other hardware can cause conflicts. Confirm the Adapter Type and Driver Version information to determine the driver's card model and current version.If you’re not seeing what you expect on the external monitor, start with basic hardware troubleshooting:ĭisconnect all accessories from your PC.Double-click to expand the Components branch on the left pane.Search for System Information and click the top result to open the app.To check the graphics card vendor and driver version on Windows 10, use these steps: You can use the links below to find the drivers: You only need to download and double-click the installer using the above links, continue with the on-screen directions to complete the setup, and check for updates.Īlternatively, you can download the drivers directly from the manufacturer's support website using their recommended instructions. If you want to use the manufacturer's control panel application, the installation is simple. If you have to install the latest driver, companies like NVIDIA, AMD, and Intel offer tools to quickly install the latest updates that may help to fix external display problems.Ĭheck out these links to download the drivers, depending on your manufacturer: Windows 10 can automatically set up drivers for most graphics adapters, but the drivers available through Windows Update are not typically the most recent. Update graphics driver with manufacturer control panel Once you complete the steps, Windows 10 should start rendering content on the external monitor. Select an option to answer the question.If the basic troubleshooting steps outlined above do not fix the problem with the second monitor, it could be a software-related issue, which you may be able to fix with the steps below. Update the external monitor firmware to help fix bugs and compatibility issues (uncommon).If you have a Surface device connected to a dock station, disconnect it and try to connect the monitor directly to the computer to confirm the problem is not the dock.Disconnect all peripherals (such as printers, cameras, and USB devices) to confirm none of the other devices are conflicting with the display.Connect another known working monitor to determine the issue is not the graphics card.Connect the monitor to another computer to confirm whether the problem is with the external display.Change ports if the monitor and graphics card feature multiple ports.Check the manufacturer for requirement details to ensure you have the correct cable since DisplayPort and HDMI come in different versions.Change the signal cable to confirm the problem isn't the cable.Disconnect the signal cable from both ends, wait one minute, and firmly reconnect it.Check the signal cable connection between the display and the graphics card. ![]() Open the monitor's built-in controls and choose the correct input port.Turn the computer off and on to refresh the connection.Check whether the monitor is powered on.Confirm the display is connected to a power source. ![]()
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